because it gives 20 percent of air to humanbeing to live
Because you need them to live.
No you need a heart and a brain too...
Because we have lungs, not gills.Humans need oxygen to live.
First, they're an organ in your body. Second, your lungs help you breathe and your heart keeps your body going. Without them, you wouldn't be able to live. So the similarity of the lungs and the heart is that it helps you live, or rather you need these to live.
They are amphibians. They need the moisture on their skin. It also need air to breathe.
Ten years after the first psychotic episode, 15 percent have to live in a hospital and 25 additional percent need extensive support. Fifteen years after the first psychotic episode, 10 percent have to live in a hospital and 15 additional percent need extensive support.
100%
OMG obviously you do die without lungs. u need them to breathe and u kinda can't live without breathing!
They are born with gills, but develop lungs in metamorphosis. Even when they have lungs, they still need water or else they will dry up and die.
oxygen if everywhere. In the heart, lungs, blood. YOu need blood everywhere to live!
You couldn't live without your lungs for even a second.